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Deandra Grant
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Deandra Grant


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AV-rated attorney Deandra Grant is the Managing Partner of Deandra Grant Law and is an international speaker on DWI law, science and trial skills.

A graduate of Trinity University in San Antonio with a degree in business (Finance) and Southern Methodist University’s School of Law, Grant went on to earn a Graduate Certificate in Forensic Toxicology from the University of Florida’s College of Veterinary Medicine and a Master’s Degree in Pharmaceutical Science - Concentration in Forensic Science from the University of Florida’s College of Pharmacy in 2016.  In 2019 Grant joined the faculty at Axion Analytical Labs as an Assistant Chromatography Instructor for the American Chemical Society.  She also has served on the faculty of the Borkenstein Drug Course.

Grant is the co-author of the annually updated book, The Texas DWI Manual (James Publishing), now in the 9th edition. She has been trained as a Standardized Field Sobriety Testing Instructor and has completed the Drug Recognition Overview course.  She was the first attorney in Texas to pass the Forensic Sobriety Assessment Certification exam.  In addition, Grant has completed coursework in DWI forensic blood and urine testing and was trained as an operator and maintenance technician of the Intoxilyzer 5000.  Deandra has certificates in Forensic Chromatography: Theory & Practice (2011 & 2015), Forensic Analysis of Solid Drugs (2014) and Forensic Principles of DUID (2015) issued by Axion Labs and the American Chemical Society.  In 2015, Grant earned the distinction of being named an ACS-CHAL Forensic Lawyer-Scientist.

Grant is a member of the Texas Criminal Defense Lawyers Association (Board Member 2011-2016), the Dallas Bar Association, the Collin County Criminal Defense Lawyers Association, the Dallas Criminal Defense Lawyers Association (Board Member 2007-2019, Treasurer 2020, President-Elect 2021, President 2022), the American Chemical Society and the American Academy of Forensic Sciences. In addition, she is a Charter Member and President-Emeritus of the DUI Defense Lawyers Association.

D Magazine has named Grant to its list of Best Women Lawyers and Best Lawyers in Dallas. Fort Worth Magazine has named her a Top Lawyer in Fort Worth. She’s been named a “Texas Super Lawyer” for the past 10 years and one of Texas’ Top-Rated Lawyers.  Best Lawyers in Dallas named her one of the Top 10 DWI Lawyers in Dallas.

On a personal note, Grant is the Vice President of Living the Doxie Dream Rescue & Sanctuary in Royse City, Texas. She devotes much of her time to fundraising efforts for their rescue dogs.  She has been married to Eric Clendenin for over 20 years and is the proud mom of Keegan and Rowan.

Hamilton Grant is a state-wide criminal defense firm with offices in 9 cities.

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Multiple Locations

  • Dallas 3300 Oak Lawn Ste. 700 Dallas, TX 75219
  • Allen 1333 W. McDermott Dr. Ste. 180 Allen, TX 75013
  • Denton 1317 E. McKinney Ste. 101 Denton, TX 76209
  • Fort Worth 4500 Airport Freeway Ste. 102 Fort Worth, TX 76117
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